← brief for 2026-10-23 · Nutrition & lifestyle

The Obesity Paradox in Chronic Kidney Disease: Cardiorespiratory Fitness Is Associated With Mortality Independent of Body Mass Index.

Article C Peer reviewed Observational

Key takeaways

A large study of 13,521 veterans with kidney disease found that being fit was linked to lower risk of death. This held true even for people who were overweight. This is an observational study, so it shows a link, not proof of cause.

Who did this work

Balantrapu S · Kokkinos P · Samuel IBH · Pittaras A · Faselis C · Myers J

Source

Article · PubMed, Lifestyle and CKD · 2026 Jul 15
https://pubmed.ncbi.nlm.nih.gov/42909167/